Home / 5,161,998.52-7,123,187.52-2,839,052.14

Finding the Fourth Proportional to 5,161,998.52, 7,123,187.52 and 2,839,052.14

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Solution

The fourth proportional to 5,161,998.52, 7,123,187.52 and 2,839,052.14 is: 3,917,688.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,161,998.52 : 7,123,187.52 = 2,839,052.14 : x
  2. Step 2: Convert to fraction form
    5,161,998.52/7,123,187.52 = 2,839,052.14/x
  3. Step 3: Cross multiply
    5,161,998.52x = 7,123,187.52 × 2,839,052.14
  4. Step 4: Simplify right side
    5,161,998.52x = 20,223,100,772,277.29
  5. Step 5: Solve for x
    x = 20,223,100,772,277.29/5,161,998.52
  6. Step 6: Final answer
    x = 3,917,688.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.